CN112197413A - Air conditioner device with horizontal air guide plate - Google Patents

Air conditioner device with horizontal air guide plate Download PDF

Info

Publication number
CN112197413A
CN112197413A CN202011098670.3A CN202011098670A CN112197413A CN 112197413 A CN112197413 A CN 112197413A CN 202011098670 A CN202011098670 A CN 202011098670A CN 112197413 A CN112197413 A CN 112197413A
Authority
CN
China
Prior art keywords
sides
mounting plate
air conditioner
air
connecting rods
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011098670.3A
Other languages
Chinese (zh)
Inventor
刘国栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Juncheng Jianxin Electromechanical Engineering Co ltd
Original Assignee
Shaanxi Juncheng Jianxin Electromechanical Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shaanxi Juncheng Jianxin Electromechanical Engineering Co ltd filed Critical Shaanxi Juncheng Jianxin Electromechanical Engineering Co ltd
Priority to CN202011098670.3A priority Critical patent/CN112197413A/en
Publication of CN112197413A publication Critical patent/CN112197413A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)

Abstract

The invention relates to the technical field of air conditioners and discloses an air conditioner device with a horizontal air deflector, which comprises an air conditioner main body and a mounting plate, wherein a grid plate is fixedly arranged at the lower end of the air conditioner main body, a plurality of grid strips are arranged inside the grid plate, connecting rods are arranged on two sides of the lower end of the grid plate, worm wheels are rotatably arranged on two sides of the upper ends of the two connecting rods through rotating shafts, L-shaped blocks are fixedly arranged on the rear sides of the two worm wheels on two sides, the lower ends of the two L-shaped blocks on two sides are abutted against the corresponding grid strips, two fixed blocks are fixedly arranged in the middle of the upper ends of the connecting rods on two sides, a worm is rotatably arranged between the two fixed blocks, and the worms on two sides are meshed and connected with the corresponding. The invention can automatically adjust the angles of the air deflectors and is convenient for disassembling the air deflectors.

Description

Air conditioner device with horizontal air guide plate
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner with a horizontal air deflector.
Background
When the air deflector is used in the existing central air conditioner, the installation is inconvenient, the whole device needs to be disassembled during cleaning, the adjustment cannot be made to adapt to rooms with different sizes, and the stability of the assembled air deflector and the convenience of installation cannot be guaranteed.
The patent No. CN209944514U discloses an air conditioner with horizontal air deflectors, when in use, the angle between the second air deflector and the first air deflector can be manually adjusted through the three air deflectors, the angle between the third air deflector and the first air deflector is adjusted through a micro motor, the third air deflector can swing up and down to enlarge the air flow diffusion range of an air-conditioning outlet, so that the indoor temperature can be rapidly reduced or raised, the connecting rod is fixed in a grid opening of the grid plate through a clamping mechanism to be conveniently adjusted, the sliding block is slidably mounted in the sliding groove of the first air deflector through the sliding block and the sliding groove, so that the disassembly and the cleaning are convenient, and simultaneously, due to the action of the air-conditioning outlet and the gravity of the three air deflectors, guarantee that three aviation baffle remain stable when operating condition, avoid carrying on vertically spacing, this technical scheme still has the defect:
firstly, in the technical scheme, only one side of the air deflector is driven by a motor, the other side of the air deflector needs to be manually operated, the general installation position of the central air conditioner is higher, and manual adjustment is very inconvenient;
secondly, the connecting rod is installed through the elastic clamping mechanism in the technical scheme, but the air deflector can vibrate in the swinging process, and the stability of the elastic installation structure is low;
thirdly, this technical scheme adopts the horizontal grafting of T-shaped piece between connecting rod and the first aviation baffle, needs the very long distance of a horizontal displacement of first aviation baffle when leading to the installation to dismantle, and is very inconvenient.
Disclosure of Invention
The invention aims to solve the problems that an air conditioner with a horizontal air deflector in the prior art is inconvenient to adjust the angles of a plurality of air deflectors simultaneously, has low connection stability with an air conditioner main body and is inconvenient to mount and dismount the air deflector.
In order to achieve the purpose, the invention adopts the following technical scheme:
an air conditioner device with a horizontal air deflector comprises an air conditioner main body and a mounting plate, wherein a grid plate is fixedly arranged at the lower end of the air conditioner main body, a plurality of grid strips are arranged inside the grid plate, connecting rods are respectively arranged at two sides of the lower end of the grid plate, worm wheels are respectively and rotatably arranged at two sides of the upper ends of the two connecting rods through rotating shafts, L-shaped blocks are respectively and fixedly arranged at the rear sides of the two worm wheels at two sides, the lower ends of the two L-shaped blocks at two sides are respectively abutted against the corresponding grid strips, two fixing blocks are respectively and fixedly arranged at the middle parts of the upper ends of the connecting rods at two sides, a worm is rotatably arranged between the two fixing blocks, the worms at two sides are respectively meshed and connected with the corresponding two worm wheels, the mounting plate is arranged at the lower ends of the two connecting rods, the air deflector is rotatably arranged at two ends, the two ends of the torsion springs on the two sides are fixedly connected with the corresponding rotating rods and the corresponding air guide plates, connecting mechanisms are arranged between the two connecting rods and the mounting plate, and the lower ends of the mounting plate are provided with pulling mechanisms for driving the two air guide plates to rotate.
Preferably, coupling mechanism is including inserting ring and bolt, the both sides of mounting panel and two the arc wall has all been seted up to the lower extreme of connecting rod, two insert the ring and all run through the inside that sets up in a plurality of arc walls that correspond, two the equal screw thread of bolt sets up in the lower extreme that inserts the ring that corresponds.
Preferably, the pulling mechanism comprises electric push rods and pull ropes, the lower surfaces of the two air deflectors are fixedly provided with connecting blocks, the pull ropes are arranged below the mounting plate, two ends of each pull rope are fixedly connected with the corresponding connecting blocks, the electric push rods are arranged on the lower surface of the mounting plate, and the tail ends of the piston rods are fixedly connected with the middle ends of the pull ropes through push blocks.
Preferably, the pull rope is made of a nylon material.
Preferably, the electric push rod is fixedly connected with the mounting plate through a support frame.
Preferably, the lower ends of the worms on the two sides are both fixedly provided with rotating wheels.
Compared with the prior art, the invention provides an air conditioner device with a horizontal air deflector, which has the following beneficial effects:
1. this air conditioner device who possesses horizontal aviation baffle can drive two worm wheels that correspond and rotate through rotating the worm to drive two L type pieces that correspond and grid strip chucking, thereby can improve the stability of aviation baffle installation.
2. This air conditioner device who possesses horizontal aviation baffle uses the insert ring chucking through two connecting rods and mounting panel, moves longer distance when avoiding the mounting panel installation to dismantle to the convenience carries out labour saving and time saving's dismantlement to the aviation baffle.
3. According to the air conditioner device with the horizontal air deflectors, the two air deflectors can be pulled to rotate downwards at the same time through the electric pushing and pushing pull rope, so that the angles of the plurality of air deflectors can be adjusted at the same time.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device can automatically adjust the angles of the air deflectors and is convenient for disassembling the air deflectors.
Drawings
Fig. 1 is a schematic structural view of an air conditioner with a horizontal air deflector according to the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
fig. 3 is an enlarged view of a portion a of fig. 2.
In the figure: the air conditioner comprises an air conditioner main body 1, a grid plate 2, a connecting rod 3, an inserting ring 4, a mounting plate 5, a rotating rod 6, an air deflector 7, a connecting block 8, a pulling rope 9, an electric push rod 10, a push block 11, a torsion spring 12, a rotating shaft 13, a worm wheel 14, a worm 15, a 16L-shaped block and a bolt 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Embodiment 1 as shown in fig. 1-3, the air conditioner with horizontal air guiding plate comprises an air conditioner main body 1 and a mounting plate 5, wherein a grid plate 2 is fixedly arranged at the lower end of the air conditioner main body 1, a plurality of grid bars are arranged inside the grid plate 2, connecting rods 3 are arranged at both sides of the lower end of the grid plate 2, worm gears 14 are rotatably arranged at both sides of the upper ends of the two connecting rods 3 through rotating shafts 13, L-shaped blocks 16 are fixedly arranged at the rear sides of the two worm gears 14 at both sides, the lower ends of the two L-shaped blocks 16 at both sides are abutted against the corresponding grid bars, two fixing blocks are fixedly arranged at the middle parts of the upper ends of the connecting rods 3 at both sides, worms 15 are rotatably arranged between the two fixing blocks, the worms 15 at both sides are respectively engaged and connected with the corresponding two worm gears 14, the mounting plate 5 is arranged at the lower ends of the two connecting rods 3, air guiding plates 7 are rotatably arranged at both, the two ends of the torsion springs 12 on the two sides are fixedly connected with the corresponding rotating rod 6 and the corresponding air guide plate 7, a connecting mechanism is arranged between the two connecting rods 3 and the mounting plate 5, and a pulling mechanism for driving the two air guide plates 7 to rotate is arranged at the lower end of the mounting plate 5.
Embodiment 2 is as shown in fig. 2 on the basis of embodiment 1, and its coupling mechanism includes inserting ring 4 and bolt 17, and the arc wall has all been seted up to the both sides of mounting panel 5 and the lower extreme of two connecting rods 3, and two insert ring 4 all run through and set up in the inside of a plurality of arc walls that correspond, and two bolt 17 are all threaded setting in the lower extreme of inserting ring 4 that corresponds.
Embodiment 3 is based on embodiment 1, as shown in fig. 2, the pulling mechanism includes an electric push rod 10 and a pull rope 9, the lower surfaces of the two air deflectors 7 are both fixedly provided with a connecting block 8, the pull rope 9 is arranged below the mounting plate 5, and both ends of the pull rope 9 are both fixedly connected with the corresponding connecting block 8, the electric push rod 10 is arranged on the lower surface of the mounting plate 5, and the end of the piston rod is fixedly connected with the middle end of the pull rope 9 through a push block 11.
Embodiment 4 is based on embodiment 3 and is shown in fig. 1, and the pull rope 9 is made of nylon material, so that the pull rope 9 is more firm and durable.
Embodiment 5 is based on embodiment 3, as shown in fig. 1, its electric push rod 10 is fixedly connected with the mounting plate 5 through a support frame, so that the electric push rod 10 is connected with the mounting plate 5 more firmly.
Embodiment 6 is based on embodiment 1 and is shown in fig. 3, the lower ends of the worms 15 on both sides of the embodiment are fixedly provided with rotating wheels, so that the worms 15 can be conveniently rotated.
Embodiment 7 as shown in fig. 1 to 3, the air conditioner with horizontal air deflectors comprises an air conditioner main body 1 and a mounting plate 5, wherein a grid plate 2 is fixedly arranged at the lower end of the air conditioner main body 1, a plurality of grid bars are arranged inside the grid plate 2, connecting rods 3 are arranged on both sides of the lower end of the grid plate 2, worm gears 14 are rotatably arranged on both sides of the upper ends of the two connecting rods 3 through rotating shafts 13, L-shaped blocks 16 are fixedly arranged on the rear sides of the two worm gears 14 on both sides, the lower ends of the two L-shaped blocks 16 on both sides are abutted against the corresponding grid bars, two fixing blocks are fixedly arranged in the middle of the upper ends of the connecting rods 3 on both sides, worms 15 are rotatably arranged between the two fixing blocks, the worms 15 on both sides are respectively engaged and connected with the corresponding two worm gears 14, the mounting plate 5 is arranged at the lower ends of the two connecting, torsion springs 12 are movably sleeved on the rod walls of the rotating rods 6 at two sides, two ends of each torsion spring 12 at two sides are fixedly connected with the corresponding rotating rod 6 and the corresponding air deflector 7, a connecting mechanism is arranged between each connecting rod 3 and the corresponding mounting plate 5, and a pulling mechanism for driving the two air deflectors 7 to rotate is arranged at the lower end of the mounting plate 5;
coupling mechanism is including inserting ring 4 and bolt 17, the arc wall has all been seted up to the both sides of mounting panel 5 and the lower extreme of two connecting rods 3, two insert ring 4 all run through the inside that sets up in a plurality of corresponding arc walls, two equal screw thread of bolt 17 set up in the lower extreme of inserting ring 4 that corresponds, pulling mechanism includes electric putter 10 and stay cord 9, the lower surface of two aviation baffles 7 is all fixed and is provided with connecting block 8, stay cord 9 sets up in the below of mounting panel 5 and both ends all with the connecting block 8 fixed connection that corresponds, electric putter 10 sets up in the middle-end fixed connection that the lower surface of mounting panel 5 and piston rod end pass through ejector pad 11 and stay cord 9, stay cord 9 adopts the nylon material to make, electric putter 10 passes through support frame and mounting panel 5 fixed connection, the lower extreme of both sides worm 15.
In the invention, when in use, a worker inserts the two connecting rods 3 into the grid plate 2, then rotates the two side worms 15, so that the two worm gears 14 at the two sides drive the corresponding L-shaped block 16 to be clamped with the corresponding grid bar, then the mounting plate 5 is connected with the lower ends of the two connecting rods 3 by two inserting rings 4 in an inserting and fastening way, then the lower ends of the two inserting rings 4 are sealed by two bolts 17 to prevent the inserting rings 4 from falling off, at this time, the air deflector 7 is rapidly mounted, when the angles of the air deflectors 7 at the two sides need to be adjusted, the power supply of the electric push rod 10 is switched on, the electric push rod 10 pushes the pull rope 9, so that the pull rope 9 pulls the two air deflectors 7 to rotate downwards, when the piston rod of the electric push rod 10 contracts, when the pull rope 9 is loosened, the two air deflectors 7 rotate upwards under the action of the elastic force of the torsion springs 12 on the two sides, and therefore the angle adjustment of the plurality of air deflectors 7 is achieved simultaneously.
According to the invention, the connecting rod 3 and the grid bars are clamped by the L-shaped block 16, the connecting rod 3 and the mounting plate 5 are connected by the inserting ring 4, the electric push rod 10 pushes the pull rope 9 to drive the plurality of air deflectors 7 to rotate simultaneously, so that the defects that the air conditioners 7 are inconvenient to adjust angles simultaneously in the background technology, the connection stability with the air conditioner main body 1 is low, and the air deflectors 7 are inconvenient to install and disassemble are overcome, and compared with the problems in the background technology, the air conditioner has the advantages that the air conditioners 7 are convenient to adjust angles simultaneously, the mounting structure is high in stability, and the air deflectors 7 are convenient to install and disassemble, time and labor are saved
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (7)

1. An air conditioner device with a horizontal air deflector comprises an air conditioner main body (1) and a mounting plate (5), and is characterized in that a grid plate (2) is fixedly arranged at the lower end of the air conditioner main body (1), a plurality of grid strips are arranged inside the grid plate (2), connecting rods (3) are arranged on two sides of the lower end of the grid plate (2), worm gears (14) are rotatably arranged on two sides of the upper ends of the two connecting rods (3) through rotating shafts (13), L-shaped blocks (16) are fixedly arranged on the rear sides of the two worm gears (14) on two sides, the lower ends of the two L-shaped blocks (16) on two sides are abutted against the corresponding grid strips, two fixing blocks are fixedly arranged in the middle of the upper end of the connecting rod (3) on two sides, a worm (15) is rotatably arranged between the two fixing blocks, and the worms (15) on two sides are respectively engaged and connected with the two corresponding worm gears (14, the mounting plate (5) is arranged at the lower ends of the two connecting rods (3), the two ends of the connecting rods (3) are rotatably provided with air deflectors (7) through rotating rods (6), torsion springs (12) are movably sleeved on the rod walls of the rotating rods (6), the two ends of each torsion spring (12) are fixedly connected with the corresponding rotating rod (6) and the corresponding air deflector (7), a connecting mechanism is arranged between each connecting rod (3) and the corresponding mounting plate (5), and the lower end of the mounting plate (5) is provided with a pulling mechanism for driving the two air deflectors (7) to rotate.
2. The air conditioner device with the horizontal air deflector according to claim 1, wherein the connecting mechanism comprises inserting rings (4) and bolts (17), arc-shaped grooves are formed in two sides of the mounting plate (5) and the lower ends of the two connecting rods (3), the two inserting rings (4) penetrate through the corresponding arc-shaped grooves, and the two bolts (17) are arranged at the lower ends of the corresponding inserting rings (4) in a threaded manner.
3. The air conditioner device with the horizontal air deflectors according to claim 1, wherein the pulling mechanism comprises an electric push rod (10) and a pull rope (9), the lower surfaces of the two air deflectors (7) are respectively and fixedly provided with a connecting block (8), the pull rope (9) is arranged below the mounting plate (5), two ends of the pull rope are respectively and fixedly connected with the corresponding connecting block (8), the electric push rod (10) is arranged on the lower surface of the mounting plate (5), and the tail end of the piston rod is fixedly connected with the middle end of the pull rope (9) through a push block (11).
4. The air conditioner with the horizontal air deflectors as recited in claim 3, wherein the pull rope (9) is made of nylon.
5. The air conditioner with the horizontal air deflector according to claim 3, wherein the electric push rod (10) is fixedly connected with the mounting plate (5) through a support frame.
6. The air conditioner with the horizontal air deflector as claimed in claim 1, wherein the lower ends of the worms (15) on both sides are fixedly provided with a rotating wheel.
7. The air conditioner device with the horizontal air deflector according to claim 1, which comprises an air conditioner main body (1) and a mounting plate (5), and is characterized in that a grid plate (2) is fixedly arranged at the lower end of the air conditioner main body (1), a plurality of grid bars are arranged inside the grid plate (2), connecting rods (3) are arranged on two sides of the lower end of the grid plate (2), worm gears (14) are rotatably arranged on two sides of the upper ends of the two connecting rods (3) through rotating shafts (13), L-shaped blocks (16) are fixedly arranged on the rear sides of the two worm gears (14), the lower ends of the two L-shaped blocks (16) on two sides are abutted against the corresponding grid bars, two fixed blocks are fixedly arranged in the middle parts of the upper ends of the connecting rods (3) on two sides, a worm (15) is rotatably arranged between the two fixed blocks, the worm gears (15) on two sides are respectively engaged and connected with the two corresponding worm gears (14), the mounting plate (5) is arranged at the lower ends of the two connecting rods (3), air deflectors (7) are rotatably arranged at two ends of the mounting plate through rotating rods (6), torsion springs (12) are movably sleeved on rod walls of the rotating rods (6) at two sides, two ends of each torsion spring (12) at two sides are fixedly connected with the corresponding rotating rod (6) and the corresponding air deflector (7), a connecting mechanism is arranged between each connecting rod (3) and the mounting plate (5), and a pulling mechanism for driving the two air deflectors (7) to rotate is arranged at the lower end of the mounting plate (5);
the connecting mechanism comprises inserting rings (4) and bolts (17), arc-shaped grooves are formed in two sides of the mounting plate (5) and the lower ends of the two connecting rods (3), the two inserting rings (4) are arranged inside the corresponding arc-shaped grooves in a penetrating mode, the two bolts (17) are arranged at the lower ends of the corresponding inserting rings (4) in a threaded mode, the pulling mechanism comprises an electric push rod (10) and a pull rope (9), connecting blocks (8) are fixedly arranged on the lower surfaces of the two air guide plates (7), the pull rope (9) is arranged below the mounting plate (5), two ends of the pull rope (9) are fixedly connected with the corresponding connecting blocks (8), the electric push rod (10) is arranged on the lower surface of the mounting plate (5), the tail end of a piston rod is fixedly connected with the middle end of the pull rope (9) through a push block (11), and the pull rope (9) is made of nylon materials, the electric push rod (10) is fixedly connected with the mounting plate (5) through a support frame, and the lower ends of the worms (15) are fixedly provided with rotating wheels.
CN202011098670.3A 2020-10-14 2020-10-14 Air conditioner device with horizontal air guide plate Withdrawn CN112197413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011098670.3A CN112197413A (en) 2020-10-14 2020-10-14 Air conditioner device with horizontal air guide plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011098670.3A CN112197413A (en) 2020-10-14 2020-10-14 Air conditioner device with horizontal air guide plate

Publications (1)

Publication Number Publication Date
CN112197413A true CN112197413A (en) 2021-01-08

Family

ID=74009136

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011098670.3A Withdrawn CN112197413A (en) 2020-10-14 2020-10-14 Air conditioner device with horizontal air guide plate

Country Status (1)

Country Link
CN (1) CN112197413A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115046302A (en) * 2022-07-11 2022-09-13 珠海格力电器股份有限公司 Air guide structure, air conditioner and air conditioner control method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115046302A (en) * 2022-07-11 2022-09-13 珠海格力电器股份有限公司 Air guide structure, air conditioner and air conditioner control method

Similar Documents

Publication Publication Date Title
CN112197413A (en) Air conditioner device with horizontal air guide plate
CN214009522U (en) Air conditioner device with horizontal air guide plate
CN212511527U (en) Air conditioning equipment off-premises station fixed mounting structure
CN111910810B (en) Steel construction building arc curtain wall construction
CN218669438U (en) Coal mine ventilation adjusting device
CN216244634U (en) Air conditioner external unit mounting structure capable of being conveniently disassembled and assembled
CN216313556U (en) Direct-current speed regulation experiment cabinet for large equipment
CN111442149B (en) Noise elimination tuber pipe wind speed even processing installation mechanism
CN115492777A (en) Axial fan for industrial production
CN210320514U (en) Central air conditioning device with automatic regulating function
CN213948069U (en) Passenger car air conditioner air outlet structure capable of generating turbulent flow mixing
CN113654230A (en) Warm logical air conditioner air inlet unit of adjustable wind direction
CN214738846U (en) But angle regulation's steel construction connecting piece
CN113274819A (en) Ventilation device for house building engineering
CN219264561U (en) New fan convenient to installation
CN217281868U (en) Novel electric power engineering's transmission line clearance foreign matter clearance instrument
CN208794664U (en) A kind of air outlet air-conditioning fragrance bracket
CN220981531U (en) Wall-mounted fresh air ventilator easy to install
CN114893444B (en) Bidirectional ventilation fan case
CN220669572U (en) Split heat pump heating household indoor unit
CN219868297U (en) New fan convenient to change filter
CN220601752U (en) High-efficient filtration air conditioner supply-air outlet
CN211833866U (en) Liftable door curtain device
CN219242852U (en) Pipeline adjusting device for heating and ventilation
CN220892538U (en) Intelligent indoor ventilation device of building

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20210108

WW01 Invention patent application withdrawn after publication